Instructions

Preheat oven to 350F. Lightly grease bottoms of two baking sheets or line with parchment paper. Cream brown sugar and butter in a bowl with electric mixer until light and fluffy. Add vanilla and egg, beat again. Stir together dry ingredients, then mix into butter mixture. Stir in prunes. Drop tsps of dough onto baking sheets and bake for 12-15 minutes. Remove from baking sheets and cool on wire racks.